Gaming device base



FIG. 1 is a perspective view of a gaming device base;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a perspective view of a second embodiment of the design, in use with a plurality of gaming devices; and,

FIG. 4 is a front elevational view thereof.

Broken lines illustrate features or environmental components that are not part of the design sought to be patented. 

The ornamental design for a gaming device base, as shown and described. 